INFICON 2020ComboPRO Portable Photoionization Detector - Manual (Page 98)

ISP-074-575-P1D 91 91
UV lamp window is dirty. Clean the lamp window.
See page 80.
UV lamp is failing. Install a new lamp. See
Removing and Replacing the
UV Lamp on page 84.
The concentration and
sample gas are not com-
patible with the
2020ComboPRO. Contact INFICON.
UV Lamp
Error UV lamp has not started
immediately. This fault may occur
momentarily when the
2020ComboPRO is first turned
on. Allow 60 seconds for UV
lamp to start and fault to clear.
Turn the 2020ComboPROoff
then on again. Wait 60
seconds for UV lamp to start.
UV lamp is not installed Install UV lamp. See
Removing and Replacing the
UV Lamp on page 84
Incorrect lamp is installed. Use only INFICON UV lamp.
F1760150 or MX390024
Electronic problem Contact INFICON for
assistance.
Pump Error If the pump sounds
labored, the pump is
operating outside its
normal operating range. Check for obstructions in the
sample line.
Verify that the sample line,
sample probe and inlet filter
are not blocked.
Ensure that the sample outlet
is not blocked.
The 2020ComboPRO has
aspirated a liquid. Contact INFICON.
The pump has failed. Contact INFICON.
Blocked Filter Replace the inlet filter
INFICON Part No.
MX750100.